static public SnippetReader GetSnippet (string[] query_terms, TextReader line_reader, bool full_text, int ctx_length, int snp_length)
{
// FIXME: If the query doesn't have search text (or is null), we should
// generate a 'summary snippet'.
if (line_reader == null)
return null;
SnippetReader snippet_reader = new SnippetReader (line_reader, query_terms, full_text, ctx_length, snp_length);
return snippet_reader;
}
static public SnippetReader GetSnippet(string[] query_terms, TextReader line_reader, bool full_text, int ctx_length, int snp_length)
{
// FIXME: If the query doesn't have search text (or is null), we should
// generate a 'summary snippet'.
if (line_reader == null)
{
return(null);
}
SnippetReader snippet_reader = new SnippetReader(line_reader, query_terms, full_text, ctx_length, snp_length);
return(snippet_reader);
}
public override ResponseMessage Execute (RequestMessage req)
{
SnippetRequest request = (SnippetRequest) req;
Queryable queryable = QueryDriver.GetQueryable (request.Hit.Source);
ISnippetReader snippet_reader;
bool full_text = request.FullText;
int ctx_length = request.ContextLength;
int snp_length = request.SnippetLength;
if (queryable == null) {
Log.Error ("SnippetExecutor: No queryable object matches '{0}'", request.Hit.Source);
snippet_reader = new SnippetReader (null, null, false, -1, -1);
full_text = false;
} else
snippet_reader = queryable.GetSnippet (request.QueryTerms, request.Hit, full_text, ctx_length, snp_length);
return new SnippetResponse (new SnippetList (full_text, snippet_reader));
}
public override ResponseMessage Execute(RequestMessage req)
{
SnippetRequest request = (SnippetRequest)req;
Queryable queryable = QueryDriver.GetQueryable(request.Hit.Source);
ISnippetReader snippet_reader;
bool full_text = request.FullText;
int ctx_length = request.ContextLength;
int snp_length = request.SnippetLength;
if (queryable == null)
{
Log.Error("SnippetExecutor: No queryable object matches '{0}'", request.Hit.Source);
snippet_reader = new SnippetReader(null, null, false, -1, -1);
full_text = false;
}
else
{
snippet_reader = queryable.GetSnippet(request.QueryTerms, request.Hit, full_text, ctx_length, snp_length);
}
return(new SnippetResponse(new SnippetList(full_text, snippet_reader)));
}
private static List<SnippetLine> GetSnippet (SnippetRequest request)
{
Queryable queryable = QueryDriver.GetQueryable (request.Hit.Source);
ISnippetReader snippet_reader;
bool full_text = request.FullText;
int ctx_length = request.ContextLength;
int snp_length = request.SnippetLength;
if (queryable == null) {
Console.WriteLine ("SnippetExecutor: No queryable object matches '{0}'", request.Hit.Source);
snippet_reader = new SnippetReader (null, null, false, -1, -1);
full_text = false;
} else
snippet_reader = queryable.GetSnippet (request.QueryTerms, request.Hit, full_text, ctx_length, snp_length);
List<SnippetLine> snippetlines = new List<SnippetLine> ();
if (snippet_reader == null)
return snippetlines;
if (! full_text) {
foreach (SnippetLine snippet_line in snippet_reader.GetSnippet ())
snippetlines.Add (snippet_line);
} else {
SnippetLine snippet_line = new SnippetLine ();
snippet_line.Line = 1;
Fragment fragment = new Fragment ();
fragment.QueryTermIndex = -1;
StringBuilder sb = new StringBuilder ();
string line;
// Read data from snippet_reader and write
while ((line = snippet_reader.ReadLine ()) != null) {
sb.Append (StringFu.CleanupInvalidXmlCharacters (line));
sb.Append ("\n");
}
fragment.Text = sb.ToString ();
snippet_line.Fragments = new ArrayList ();
snippet_line.Fragments.Add (fragment);
snippetlines.Add (snippet_line);
}
snippet_reader.Close ();
return snippetlines;
}
